Sdruno decimation This release addresses a number of usability issues and bug fixes as well as implementing some new features. Then selected the AIRBAND preset and SDRUno crashed. 33 on Windows 10. For more information, see http://play. The default input device is the SDRplay RSP but the input device can also be a soundcard (WME or ASIO), a pre-recorded IQ file or an Decimation appears 3 times in the User manual but doesn't say what it is used for. A higher bit ADC can improve dynamic range, meaning that strong signals are less likely to overload the SDR. Cloudmarkers is a plugin that allows users to query the online Cloudmarkers database to determine what an unknown signal at the currently tuned frequency might be. 192 MHz sample rate and decimation 4, this will suffice for most if not all things you want to receive with the RSP, and you will never encounter issues with the center DC spike. There have been some excellent references on the topic, may I offer a simplified, practical approach? The Final SR shown in the SDRuno Main Window is equal to the Sample rate (SR) of the A/D divided by the decimation value (DEC). 4 This topic has 2 replies, 3 voices, and was last updated by . fallows. 0 INTRODUCTION Quantum theory is the theoretical basis of modern physics that explains the behaviour of matter and energy on the scale of atoms and subatomic particles / waves where classical physics does not always Jul 20, 2016 · Whats worked so far is that i cannot use RX settings -> Orig to sync LO. SDRuno does record in a . 41 released today. Another new feature is the ability to store input RF power level and signal to noise ratio (SNR) for a given signal as defined by the displayed VFO in Apr 3, 2017 · So for example, whatever bandwidth you are monitoring (as determined by your sample and decimation rates, but up 10 10 MHz), anything within this segment of spectrum will be recorded. 1 pour RSP2/RSP2pro. SDRuno Software Fig. That stopped the audio cutting in and out. 1: SDRuno’s small main control panel. sdrpl in SdrUno, the program would set a narrow bandwidth for the R820T(2) tuner. I think this is related to bandwidth - the receiver bandwidth must be greater than the demodulator bandwidth. the navtex and the rtty plugin. SDRuno is the official software for the SDRplay line of low cost software defined radio devices. Jan 5, 2017 · Decimation is a way to reduce the number of samples delivered to the software. - click on: "Reset SDRuno Registry settings". The RTL-SDR Blog V4 recently got an ExtIO… Basic Quantum Physics SCHOOL OF SCIENCE AND HUMANITIES DEPARTMENT OF PHYSICS UNIT – I - PHYSICS FOR ENGINEERS-SPHA1101 1 Basic Quantum Physics UNIT 1 BASIC QUANTUM PHYSICS 1. Mar 2, 2017 · It looks like the Atom x5-based slate caused the trouble with SDRuno. However, I’ve found that decimation saved in a dual or slave session will be recalled when using the saved profile from a dual or slave session. • Save positions of settings panels in the ini file. - click on: "Restart API service". Jun 14, 2019 · Over on our forums user qrp has released a modified ExtIO that allows the direct sampling mode to work correctly in SDRUno. • SDRuno could crash on start-up if the memory bank referenced to be open was empty. Activating decimation in FM band results in a muffled, strange sound. This forum ran until 2019 and is now closed to new posts. Resource linkshttps://www. 1: Now supports up to 2. 1002 by NN4F & KD2KOG Changelog for 1. This is consistent with all combinations of span and decimation. The commonly found RTL-SDR ExtIO however doesn't seem to work properly with direct Feb 9, 2017 · To avoid any issues with these things in first place, just use Low IF mode with 8. Strongly recommended Previous review: Oct 28, 2017 · Keypad buttons now not only take you to the specified band, but the sample rate and decimation are changed to enable “band framing” – allowing you to see all of the band within the display. The change log is shown below: Bug Fixes High DPI resolution issue. sdrplay. SDRuno – V1. SDRuno. It includes the much requested full scheduler facility which allows you to set up numerous recording events for your RSP. Jan 2, 2020 · First of all, change the mode to ZIF (zero IF). Oct 18, 2022 · I like SDRuno for its DSP processing and decimation. I see that it narrows the bandwidth and I think there is a bug in the software when I go to 32 bit decimation it actually changes the frequency I'm listening to although the dial stays the same. To make them reappear quickly, - Turn SDRuno off. 40. Is there any documentation that describes things like the difference between Low IF mode and Zero IF mode, the meaning of the "decimation" setting in the Main control panel, best settings for RBW, and how IFBW and Final SR interact? Jun 19, 2016 · SDRuno comes with a full manual (pdf) and SDRplay fans and beta testers of SDRuno have also released a free SDRuno cookbook guide (pdf). 14 Using the custom controls. Jan 15, 2018 · The official software package of the SDRplay range of products is SDRuno and it has recently been updated to version 1. He talks a bit about what Feb 21, 2018 · There are currently only 3 sample rates supported in LowIF mode (0. R820T driver. SDRUno V1. 1 RSP1/RSP2/RSP2pro & EXTIO 1. SDRuno is a complex piece of software with many features and settings, so it's great to see a comprehensive video tutorial like this. and in IF Mode select LOW-IF and put Decimation to 8 in the Decimation window: the interference will disappear. However, at the time of the post there was no GUI for actually making use of the features easily. Sep 13, 2021 · SDRuno V1. I suspect this places the dynamic range of the RSP2 in the same range as the RSP1A, possibly a good bit better dynamics than the typical user is running their RSP2 in. Sep 19, 2016 · SDRUno, the official software for the SDRplay has recently been updated to version 1. 2. Although designed and tailored for the SDRplay, SDRuno also supports any radio with an ExtIO interface available, such as the RTL-SDR. ca Nov 17, 2017 · decimation=8 (no other values in the drop down list) final sr= 0. Further decimation can still be achieved within software like SDRuno. Apr 10, 2019 · It's really annoying having to reset the decimation when changing the frequency from the memory panel, etc. Jan 25, 2017 · RTL-SDR experimenter Hayati Ayguen (hayguen on GitHub) has released a version of rtl_tcp and an ExtIO module that allows access to normally hidden tuner settings. Mar 3, 2025 · Increasing the decimation in SDRuno does not lower the noise floor of the receiver. 41 was fully released today. However the biggest problem is that SDRuno needs a mousewheel to mimic a VFO knob. 25MHz if mode=zero if if bandwidth=200kHz sample rate(mhz)=8. It is advised to decimate, say 8 times, giving a scopewidth of 250000 and then use the zoom facility of the spectrum scope to mke the details of the signal visible. For the most part it's been pretty easy to figure out basic operation and SO MUCH FUN! However, a couple of things confuse me and it is only the tip of the iceberg: In the SDR main window: When I mouse over the BW (bandwidth?) field it says "input sample rate". Jul 26, 2016 · Absolutely NO SDR experience, but easily got my new SDRplay up and running with SDRuno. decimation) ) ; x() = input samples from rtl_tcp; y() = output samples to SDR app (HDSDR) The sum produces values requiring more than 8 bit. SDRplay Aug 17, 2020 · Hello, Am enjoying Uno, but realize I don't understand the following. 4 of SDRuno This happens even with decimation set to 8, narrowing the Nov 17, 2020 · • If decimation had been set before the 10m band was selected, the decimation value would be wrong after the band was unset. In particular have you noticed that when you go to 32 decimation the frequency listening to actually changes. Setting samplerates in SDRuno for these plugins The current version of these plugins use the so-called IQout entry. SDRuno is also compatible with the RTL-SDR. It can be set almost anywhere between 350 kHz and 8000 kHz. If you use Zero IF mode and use a sample rate of 2MHz with a decimation of 8, then right click on the bottom right corner of the SP1 window and select the smallest window size (528), then SDRuno can zoom into 3. Just received the RSPduo, downloaded & installed SDR UNO V 1. Try it with a lower decimation value. May 29, 2019 · At this years Hamvention Chris Howard from ICQ Amateur interviewed Andy at the SDRplay booth. SDRuno is a spin-off of the (recently acquired by SDRplay) Studio1 software. - go to the "programs" list (bottom left hand corner of the PC screen). The final sample The final sample rate must be equal or greater than the IF bandwidth selected. From the cookbook it appears that SDRuno is also compatible with any SDR that supports ExtIO modules, like the RTL-SDR, although as noted in the press release functionality for other radios may be reduced. Uno makes some intelligent SDRuno User Manual 2. 5 MHz, 1 MHz and 2 MHz) whereas in ZeroIF mode you can have any sample rate between 2-10 MHz and combined with that the decimation values enable you to have much more control over the final sample rate. Dec 1, 2021 · "Delta-Sigma ADCs work by starting with a very highly oversampled low resolution ADC (often only 1 bit) and then use hardware decimation filtering to deliver more resolution at a lower sample rate. At the bottom of that list, Left click on "User Manual" and the SDRuno user manual will open. Sep 14, 2017 · SDR4Everyone: Getting Started with the RTL-SDR and SDRUno ; Mike’s SDRuno Tutorial Series ; SDRuno Updated to V1. So the key thing here is if you want to see the same result as using decimation in SDRuno, just note what the final sample rate in SDRuno is and apply that in The 192000 samplerate is provided by the SDRuno platform, further decimation and filtering is dome by the plugin itself. This is what is meant by recording in I/Q format. The SDRuno software can provide a samplerate of 62. Probably the ADC sampling rate is fixed and decimation is done in the hardware, drive routine or SDR software invisible to the end user. My SECOND question is why that Nov 20, 2020 · • If decimation had been set before the 10m band was selected, the decimation value would be wrong after the band was unset. Here, the offset is roughly in inverse proportion to decimation. SDRuno is much less cumbersome to use than it used to be, and the default window arrangement is pleasing (though I’d still like SDRuno windows to lock and act as one window as I flip through programs on my Win 10 PC). If you tune to 10Mhz WWV, the LO base freq will be -8000Hz or 9. SDRuno User Manual 2. 00 decimation=None (no other values in the drop down list) final sr= 8. The only way that SDRUno would prevent me was when I had decimation set to a value greater than 8 - this was in LO-IF mode. 4 MSPS for the RTL-SDR ; SDRplay Releases SDRuno: Free SDR Software for the RSP ; New ExtIO for the HackRF and HDSDR SDRplay have just released a new short video detailing the way Squelch works in Version 1. The rty decoder for SDRuno is - as the name suggests - a plugin for decoding rtty signals transmitted on shortwave Installing the plugin READ THIS FIRST Since rtty is a small band signal (for amateur modes 170 Hz in this plugin), the samplerate used as input for the plugin is 192000 samples/second. We asked SDRplay how 14-bits was achieved with the same chips used by the RSP1 and they explained that it is through oversampling and decimation onboard the chip. For example, I just completed a search using the word "decimation". I was using a laptop with a spec which certainly exceeded the forgoing minima, using Windows10 and SDRuno to run a RSPduo together with a RSP2 and simultaneously with a good quality RTL device under SDR#. 536 MHz. • Phase and amplitude lock buttons in the Diversity panel. SDRuno implements some custom controls specifically created for it. This means that the maximum span is 5 MHz instead of 10 SDRplay family is 2000000, a lot of decimation has to be done. Jul 20, 2021 · Another quirk is that for some reason, decimation saved in the main session will not be recalled when using a profile previously created with a decimation other than “1" in the main session. PLAY – Starts the radio. Set it to Low IF and minimum bandwidth. The following are not bugs per-se, but would be highly desirable features: 1. The only way to clear it is to terminate SDRUno and re-start. (MAIN panel, DEC). SDRuno is the official software for SDRplay RSP devices, however, they provide an ExtIO interface which allows it to be used with an SDR that has an ExtIO driver. 00 decimation=None (no other values in the drop down list) final sr= 6. Also it seems to happen (but not always) when Decimation is involved. A single tuner at 10 MHz bandwidth needs about 35% CPU with SDRuno 1. , as well as a true beginner with Uno. 1 This guide will cover the basics of SDRUno and is FREE. Ceux-ci peuvent être vus dans la section 3. SDRuno_Cookbook_manuel_FR Page 3 de 31. Decimation – The sample rate can be decimated by either 2, 4, 8, 16, 32 or 64 to achieve better noise performance. Nov 16, 2021 · SDRuno is the official software for the SDRplay RSP line of software defined radios, but the EXTio version also supports the RTL-SDR. I cannot for the life of me recreate it (on purpose). Old age problem. You can still browse the content and use the search facility (Decimation) setting actually do? Jul 21, 2018 · Though operation with an older RSP is not recommended, I've observed that using SDRUno 1. Jun 28, 2016 · I can run both tuners in SDRuno with a total CPU load of around 30%. 00MHz if mode=zero if if bandwidth=600kHz sample rate(mhz)=6. Oct 21, 2020 · In this video Mike shows the basics of SDRuno v1. Agree, when using mem panel and switching between saved frequencies, decimation should not revert back to [1]. 1 Main (Principal) Différents boutons RSP apparaissent en fonction du RSP contrôlé par cette instance de SDRuno. 13 and older) These are our older SDRuno Video guides but specific topics are still relevant and only minor differences may exist with the Jul 2, 2016 · Over on his sdr4everyone blog author Akos has uploaded a tutorial that shows how to set up the recently released SDRUno with the RTL-SDR. Later they also discuss the RSPduo, and the new diversity feature coming in a new version of SDRUno that is due to be released in a few weeks. What I've noticed is as I increase Decimation, the tuning indicator moves to the right in the Main SP panel. • Automatic LO system (Zero-IF mode) – default is enabled. You can still browse the content and use the search facility (Decimation) setting actually do? Jan 15, 2018 · SDRuno v1. OPT- Affiche les fonctions supplémentaires SDRuno comes with a full manual (pdf) and SDRplay fans and beta testers of SDRuno have also released a free SDRuno cookbook guide (pdf). . This will give you access to the Sample Rate (SR) and Decimation boxes. It currently costs $169. 002 by NN4F & KD2KOG Table of Contents DEC is the Decimation setting, this is selected by the software depending on the BW, but you Oct 19, 2023 · In one of his latest YouTube videos, Manuel Lausmann has been testing the RTL-SDR Blog V4 on SDRuno. I would think there should be a setting within SDRuno. In addition to some UI improvements for new users, the main changes are pasted below. SDRuno Cookbook V1. What's also very interesting is their road map which states that future versions of SDRuno will have frequency scanning capabilities, a remote Aug 16, 2020 · SDRPlay Independent Community Forum › Forums › SDRUno › IF Mode Selection missing V1. 00MHz Erwin, have you tried the decimation feature in sdruno? Do you think it works properly. 1 Application instance SDRuno can run in multiple instances, each with a different input device. These features allow users to tune filters to avoid ADC overload and to overall fine tune reception better, especially for narrowband signals. The previous versions asked you to tell SDRuno to use 2 MHz as inputrate and 32 as decimation factir. g. Basics and Concepts 2. SDRUno is SDRplay's official software for their RSP line of software defined radios, but SDRUno can also work with ExtIO input dlls which allow other SDRs like the RTL-SDR to be used. I'm using an RSP1a. This is great if for example you wish to automatically record a shortwave programs playing overnight. I STRONGLY REQUEST that the step size for EACH MODE be user Decimation of Samplerate is an option for very old and slow computers: Before decimation, a very simple and fast low-quality filter (sum) is applied: y(k) = sum over x( k * (1. My RSP 1 was connected to the "high" Sky Loop antenna which was recently the reference antenna for the QRM X-Phase Elimnator, but I will write about it in a separate post. As well as providing all the expected calendar options (time of day, date, start and stop times, repeating options and so on), you can also set the ‘profile’ for […] Nov 15, 2017 · SDRuno has come a long way, though; SDRplay has continuously improved it, and today, I prefer it to HDSDR and SDR console. The interface exposes the ability to manually adjust the filtering within the R820T A simple, and efficient, solution to decimation by 8 is to perform three separate stages of decimation by 2. Sep 18, 2021 · Many thanks to Jon Hudson with SDRplay who shares the following information about the latest release of SDRuno on the SDRplay blog: Try out the new features in SDRuno V1. My second observation is that changing decimation affects the measured carrier frequency. Tried a freshly-booted instance and it works ok on the AM preset. He goes on to demonstrate the YADD GMDSS DSC decoder running via the HF audio piped in from SDRUno and Dec 30, 2017 · You can adjust the sample rate and decimation to better fit the IF output port bandwidth. The SDRplay RSP2 is the successor to the RSP1, and is a 12-bit SDR with tuning range from 10 kHz - 2 GHz. I'm using latest SDR# community package, testing the decimation feature with SDRSharp. Is it possible that SDRUno has a bug at that point? SDRuno Cookbook V1. Your best bet is to read the blog at: Erwin, have you tried the decimation feature in sdruno? Do you think it works properly. It appears to drop on the the display because the Resolution Bandwidth (RBW) Of the "Fast Fourier Transform" FFT is reduced and the plot goes lower. Re-launched SDRU and tried to set up a custom preset with: Main decimation = 1 (SR = 2000000, IFBW = 1. Greetings, I rarely operate SDRuno with a Sample Rate greater than 2. Note that on a 2 MHz wide spectrum, it is pretty hard to detect small signals, like the navtex one, so use the zooming facility on the main spectrum window to show a smaller spectrum. In the interview they discuss various new features and improvements to SDRuno, the official software for SDRplay devices. Jun 29, 2022 · Back in 2020 we posted about a modified ExtIO interface which exposed advanced RTL-SDR driver settings such as decimation, manual gain and tuner bandwidth and filtering controls. What's also very interesting is their road map which states that future versions of SDRuno will have frequency scanning capabilities, a remote In SDRuno, you select the ADC sample rate and apply decimation to give a final sample rate. 22 Improved UI. 1 Setting the samplerate The implementation uses a sample frequency of 12 KHz, similar to e. Apr 13, 2019 · Go to the decimation DEC window if you are in LIF & set it at 1 or, if you are in ZIF set SR window to 10 & DEC window to 1: you will get the 10 MHz, but beware your PC is powerful enough and your RAM at least 4 gb, otherwise audio will start stuttering and finally SDRuno will crash. 1 for RSP1 Tighter integration of RSP controls Invert mouse wheel scroll direction Support gain and gain reduction Hey all. In SDRconnect, you simply select the final sample rate, so the net effect is exactly the same. I'm currently trying another tablet/convertible (12. SDRuno V1 SDRuno. The ADCs on the msi2500 are sampled initially at several hundred MHz and then decimated to deliver the final native resolution. This means that the maximum span is 5 MHz instead of 10 Decimation of Samplerate is an option for very old and slow computers: Before decimation, a very simple and fast low-quality filter (sum) is applied: y(k) = sum over x( k * (1. DB Gain's review first covers the features of the RSP2, and some basic SDR vs Analogue theory. Это значит, что все особенности аппаратной реализации SDRuno includes a feature to put a SDRuno instance in recording mode “on the fly”, without opening the Recorder panel. The first is by Mile Kokotov and he compares the reception on a very weak broadcast FM station, with several strong signals surrounding it. I scanned thru the sdruno manual and I see references to decimation but I haven't found anything that tells me how it can make my listening better. Anyway, this means that you do not have to select an inputrate and a decimation factor. 95 USD. The lowest SR is 2 MHz, so if you want a smaller span you should click in the Decimation box to bring up a division number. Only the VRX->RIG and RIG->VRW work. Another new feature is the ability to store input RF power level and signal to noise ratio (SNR) for a given signal as defined by the displayed VFO in Оптимальный вариант – SDRuno, эта программа создана программистами фирмы SDRplay специально для линейки SDR приемников этой фирмы. • Start SDRuno with just a wav file. The one limitation is that the maximum SDRuno is the official software for the SDRplay RSP line of receivers, and the beta can be downloaded from their website (note the plugin will not work for the RTL-SDR). MA- Active la fonction minimiser et agrandir des panneaux affichés. G. What I did was, on a whim, increased the Decimation to 8. D. Decimation of Samplerate is an option for very old and slow computers: Before decimation, a very simple and fast low-quality filter (sum) is applied: y(k) = sum over x( k * (1. • Cancelling wav file open window on start-up allowed SDRuno to continue to open with no input. Various minor bug fixes and typos Updates Reworked filter cutoffs Separate out EXTIO Don’t try to run SDRUno and N1MM+ spectrum at the same time. Left click that and a dropdown should appear. 01. The diversity feature works with the Mar 15, 2019 · I'm having problems as well in trying to scan anything in the FM/VHF band. Oct 29, 2017 · 7. This gives the user the ability to trade off CPU […] Jan 15, 2018 · Fixed RTL-SDR EXTIO for SDRUno. 4 MSPS for the RTL-SDR ; SDRplay Releases SDRuno: Free SDR Software for the RSP ; New ExtIO for the HackRF and HDSDR Dec 12, 2018 · 1) I have just demonstrated yesterday with the PC screens (as also explained in the SDRplay white paper) that you can get rid of the spurious signals by using the LOW IF setting: go to the top left of the SDRuno main, click SETT. While useful to get an impression on a while band, less useful for looking at signals with a small footprint. 05 Updates SDRUno V1. Oct 27, 2017 · Version 1. Viewing 3 posts - 1 through 3 (of 3 total) Jul 6, 2019 · I am using SDRUno V1. Dec 30, 2016 · Yes, everything seems normal except for one thingwhen I set the SR to a bandwidth of say 4 MHz and and the decimation to say 2, I would expect a span of 2 MHz, but I get 1 MHz. We will be producing the “ook ook Plus” which will be available via Amazon in the very near future, this will cover what’s in this guide and also how to set up the various programs that can be used with SDRUno, such as CSVUserlist, Multipsk, WxtoImg, WSJTX, FLDigi, and many more. I watched a basics video on SDRuno and it said the first thing to do is set separation of the VFO frequency on the main display and the LO-frequency (Smaller font underneath the frequency shown in the waterfall area) It says to just click in that area and change the LO-frequency a bit. 42-1014 (Windows only) SDRuno page . Nov 17, 2017 · decimation=8 (no other values in the drop down list) final sr= 0. In the video Tech Minds shows how to set up SDRuno to work on his active ADS-B antenna by activating the bias tee, and how to load and activate the ADS-B plugin. as fixed values in LIF mode) Low = 146500000 SDRuno. Viewing 1 post (of 1 total) Dec 2, 2020 · Is there a way to slow the Mouse Wheel down? It is much too sensitive. 00MHz Sep 14, 2017 · Back in 2020 we posted about a modified ExtIO interface which exposed advanced RTL-SDR driver settings such as decimation, manual gain and tuner bandwidth and filtering controls. This is achieved by setting specific combinations of sample rate and decimation and is currently only achievable in Zero IF mode, because it is only in ZIF mode that it is possible to arbitrarily set the sample rate anywhere between 2 and 10 MHz. The default input device is the SDRplay RSP but the input device can also be a soundcard (WME or ASIO), a pre-recorded IQ file or an I sometimes run SDRUno on a rather elderly laptop that is not really up to the job and I find that increasing the decimation is the only way to avoid breaks in processing. When working with a weak satellite signasls, try decimating the signal using SDRuno’s decimation feature. Decimation reduces the bandwidth that the SDR is covering. The RSP1A with SDRUno gives me a high resolution, wide screen panadaptor and the second receiver that I always missed on the IC7300. •The server can apply decimation to limit the data rate across the network CONs •Allows full functionality for SDRuno as if the device were locally connected Aug 31, 2020 · A few days ago we posted about Hayati and others' work in creating a new release of the librtlsdr drivers which implemented some new interesting features. Gain has uploaded his latest review of the SDRplay RSP2 (pdf). My frequency is about 1-2 Hz off. SDRuno also supports the RTL-SDR. 24 comes out. Decimation was set to 32. You must manually tune sdruno this way to set sdr receive filter range on the desired freq. The ExtIO allows you to manually set the tuner bandwidth of the R820T/2 chip. - go to the SDRplay directory. Good luck in your experiments !!! « Follow-up - I subsequently bought the PTRX-7300 adaptor board to provide an output from my 7300 to drive the RSP1A and the result is excellent. This means that the specific features of a particular SDRplay RSP receiver model are enabled automatically within SDRuno. IF, MPX & Audio spectrum is getting “squeezed and shifted to the left”. SDRUno is the free SDRplay specific version of Studio1, and also supports other SDR's like the RTL-SDR, with an artificial 1MHz bandwidth limit. The SDRuno setting is then to a samplerate Oct 28, 2017 · Keypad buttons now not only take you to the specified band, but the sample rate and decimation are changed to enable “band framing” – allowing you to see all of the band within the display. Another way to find information is to do a search on the forum. Whether it would also set a low sampling rate for the ADC is another thing. In the process, he guides you through installation, functionality, the memory system and using virtual receivers. If you use the BAND buttons to set the frequency range, the IFBW and Final SR […] クリックすると、SDRunoをメーカー初期設定に戻します。セーブしたWorkspace等は、すべて消えます。SDRunoの調子が悪い場合にクリックします。又、再インストールした場合も、設定が残っていますので、その場合に初期設定に戻すためにも使用します。 Aug 15, 2017 · Currently the SDRuno zoom is affected by the window size. Have read the Manual (1. 31 I assume that the <MAIN> Panel is the small one marked SDRuno MAIN And yes I accept that it would be logical to simply toggle the <bias tee> switch There are quite a few options/settings there: <OPT> <SCANNER> <REC PANEL>, O <SP1> <SP2> <RX> <a green square> <DECIMATION> <ADD VRX> <DEL VX> <LO LOCK> <RF GAIN> (SDRuno and the API are only licensed for use with genuine SDRplay hardware and should not be used with fake or clones of SDRplay hardware/) Release Notes: Release notes for all versions of SDRuno can be found by clicking here Known Issues: • SP2 CWAFC drift issue (Zoom/window size/freq display) My wife got me an RSPdx for Christmas and it's a lot of fun. May I offer a sort of addendum to the forgoing post by glovisol. I don't know why I did soI just thought I would give it a try. Biais de sélection Decimation, only values allowed can be selected. - open the SDRuno 123 directory. I'm using it on the original sdr1. May 11, 2017 · SDRuno is the official software for the SDRplay line of SDRs and is a slightly modified version of the 'Studio1' software which was previously acquired by SDRplay. In the video he explains the DSC (Digital Selective Calling) which allows calls to be made to individual ships, a group or all stations. Framing the bands is currently only possible in Zero IF mode. In the standard drivers the tuner bandwidth is normally set at a size appropriate for the Sep 22, 2021 · Last week SDRplay released version 1. An example on 693 kHz of Main SP Offset (with ZIF) is: Offset(Hz) at SR: ===== Dec 2M 4M 8M === == == === 1 28 60 100 2 13 ? 4 6 15 8 3 7 16 2 3 32 1 2. 22. Does anyone else have issues with SDRUno stuttering? Every 20 seconds or so, SDRUno's audio and spectrum will go silent/freeze for about 250 ms, which is fine for voice-related stuff, but when I'm doing anything with data-transmission, such as APT, DSB, or HRPT, this severely affects the data received. This entry outputs an incoming signal, decimated to 192000 Samples per second (note that unfortunately, the I and Q component are interchanged, a better name would be the QIout entry); Jul 19, 2019 · I will then shut down SDRUno and reopen it and find that Uno was 10 kHz off, 100 kHz off, or a 1000 kHz off. I already have the Win 10 setting slowed down which much slower then what is happening in SDRuno. Apr 23, 2017 · This SDR stuff is totally new to me so I'm learning as I go. My assumption: The signal should match exatctly the 25MHz and the signal should also be stable with no shift. • Two extra zoom levels for the SP2 panel. Aug 23, 2019 · Have SDRuno’s Volume slider (RX Control) at about 35-40% Upper sideband is recommended but I found the best mode to use for L-Band ACARS or L-Band STD-C decoding is DIGITAL with a filter width of 3k. Yes it can be changed in Win 10 settings but that's not the point. Jun 11, 2018 · Definitely the Decimation and /or the SR windows disappear after a system overload. 5 KHz, remaining ltering and decimation is done in the weatherfax plugin itself. com/https://www. 03. The span seems to be less by a factor of 2. A decimation of 16 is the largest number I can select and stay on frequency. It's probably only a few hundred kHz, so I normally set the sample rate to 2 and the DEC to 4 or 8 You can also type in a VFO frequency into the RX control window or you can use the mouse scroll wheel in the SP1 Main SP panel to set the rig VFO frequency. SDRuno V1. I don't even know what is Decimation, but it cured the problem. 15 (Multiplatform) API page . Question: How does one set the Final SR in LIF mode? In ZIF mode, you can set the sample rate and decimation. He writes: In this video I am presenting Airspy+SDR# vs SDRplay+SDRuno in the real world, receiving very weak FM broadcast station in the terrible These are the particulars for SDRuno here; 32 decimation, low IF mode, IF Bandwidth of 200KHz, IF agc off and set to 55Db, final sample rate of 62500. com/rspdx/https://www. The RTL-SDR is an ultra cheap software defined radio based on DVB-T TV tuners with RTL2832U chips. I believe that the minimum sample rate of the hardware is 2M samples per second witch is huge for a software designed to use a top grade sound card limited to 192 KHz sampling but with at least 16 bits resolution. Over on our forums user qrp has released a modified ExtIO that allows the direct sampling mode to work correctly in SDRUno. 1 using a RSPdx SDR. 0 MHz. You can still browse the content and use the search facility (Decimation) setting actually do? Dec 28, 2020 · The easiest way to see it is to find the "SDRuno Main" screen. • The step size could be set incorrectly when using non-FM modes and pressing any of the FM sub Jan 15, 2018 · The official software package of the SDRplay range of products is SDRuno and it has recently been updated to version 1. Now Hayati has released a new rtl_tcp ExtIO interface. When you wish to start recording simply press ‘*’ on the keyboard (the relative SDRuno instance must be selected). Legacy software – support is not provided for any of this software Feb 19, 2017 · 经常遇到接收带宽内有CW或者其他干扰信号存在，这时可以用SDRuno自带的陷波器功能滤除这部分带内干扰。 这里我用的是SDRPlay rsp2, SDRuno这个软件功能很强大，希望朋友们多分享出来大家互相学习，有不对望指正！ 下图为接收带宽内CW干扰 Jun 7, 2019 · Hi there I deleted my previous "reply" as being too lengthy and detailed. The default width of the spectrum scope is 2 MHz. I got the idea behind decimation and I was curious to see / hear improvements in signal / SNR. Feb 14, 2017 · Over on the Utility DXers file section at udxf. I am using the latest version of sdr uno, 1. The main new feature is the addition of the scheduler facility which allows users to easily schedule recordings. 4) several times, but still confused. The signal to noise ratio (SNR) needed for successful decoding in these decoders will need to be greater than 7dB. I am also able to run dual tuners in SDRuno, with one tuner decoding stereo W-FM whilst the other is piping FT8 signals through a VAC to WSJT-X for decoding and Grid Tracker for plotting. 41 of their SDRUno software platform. Dec 8, 2017 · Use GNURadio and other tools to learn SDR and DSP. The main change to the SP1 display has been to separate the resolution bandwidth (RBW) control from the zoom function. API – V3. 23 with such an older device reduces the load on the system quite markedly. 1 for RSP2/RSP2pro Antenna Selection Bias-T On/Off Reference Clock In/Out AM/FM Notch Filters SDRUno Version 1. It is VERY FRUSTRATING. • Decimation and the LOLOCK state are now correctly saved and recalled within a profile. If there is an option for a persistent decimation level please let me know. Mar 24, 2018 · Hello n2ic, Higher levels of decimation were originally introduced to allow the framing of specific bands in SDRuno. decimation. 9kHz of bandwidth. Is it possible that SDRUno has a bug at that point? Jun 14, 2020 · SDRPlay Independent Community Forum › Forums › SDRUno › Decimation and dynamic range This topic has 0 replies, 1 voice, and was last updated by . WAV format, but the signal scrambled so that it will only play back in SDRuno. Explore how decimation improves signal to noise radio. SDRuno software for use with the RSP from SDRplay, which can also be used with low-cost DVB-T USB SDR dongle receivers. Nope Just N1MM+ SDRPlay Tips: Open the SDR UI with the button from the IQ tab. SDRuno Video Guides (V 1. Part of it will be done by the half band filters in SDRuno, the resulting decimation is dome in the plugin implementation. You should see these roughly central in the panel. Jun 25, 2020 · In a recent YouTube video Tech Minds shows how to decode GMDSS (Global Maritime Distress and Safety System) messages which are broadcast on MW and HF. Feb 19, 2019 · Thanks, I tried to reproduce the issue of not being able to select WFM or SFM. E. 2", i3, active pen support) and the SDRuno GUI plays nice with it (and bandwidth/decimation/zoom doesn't cause stutters). 2 of SDRuno is now released. 23 Overview SDRuno is an advanced Software Defined Radio application platform which is optimized for use with SDRplay's range of Radio Spectrum Processing receivers. I have no idea why it stopped the issue. Not quite sure what you mean by "set a narrow bandwidth". SDRuno package reviewed here is the 2 SDRuno setting 2. 23: all works fine, save for the 2 Les panneaux SDRuno. B. SDRuno comes with a full manual (pdf) and SDRplay fans and beta testers of SDRuno have also released a free SDRuno cookbook guide (pdf). 3 SETT-Affiche le panneau de paramètres MAIN. ExtIO is the driver interface used by some popular SDR programs like HDSDR The "fax" plugin for SDRuno is a plugin for decoding weatherfax signals transmitted on shortwave READ THIS FIRST installing the plugin The weatherfax signal has a width of less than 1 KHz, since the minimum width of the samplerate from SDR devices is 2 MHz, there is some decimation required. Aug 13, 2020 · • Auto-start the IQ stream on SDRuno start-up (enable in the OPT menu). Sep 22, 2016 · Over on YouTube two new videos comparing the reception on the SDRplay and Airspy have been uploaded. 14. And in each decimation by 2 stage use a half-band FIR filter. Dec 24, 2019 · Happy Holidays, I have 3 RSP's (1, 2, Duo) and am running SDRUno 1. 992Mhz in sdruno until you manually correct this in uno. The reason is that less noise power is coming out of the "FFT filter" because it is narrower. • Main panel version tooltip now displays correct information. html, Mr. I'm sure a number of folks with marginally powerful computers will be happy when 1. The text in the list of workspaces can get mangled if you switch from an RDP session to a local session without first terminating SDRUno. • If decimation had been set before the 10m band was selected, the decimation value would be wrong after the band was unset. 23. Dec 26, 2020 · I put 50dB attenuation between the 25MHz source nad the 2nd input of RSPduo The CAL offeset was set to zero in SDRUno. 4. SDRuno User Manual v1. nl/ute-info. zsofqdr maxjwka aqxot dbhd cha tua rochq erpvyzi gdhj jwsy